Date: Thu, 8 Aug 2024 09:56:04 -0400
Thanks, I think August is a good month to cancel. So I will cancel it now.
Thanks.
On Mon, Aug 5, 2024 at 9:56 AM Phil Ratzloff <Phil.Ratzloff_at_[hidden]> wrote:
> There’s not going to be a lot of new information to share about Graph in
> the next meeting, and I’ll be on vacation so I’m not sure if I’ll be able
> to join or not. Canceling would be fine by me.
>
>
>
> We should have more information in September. I’ve been working on more
> general versions of Dijkstra’s Shortest Path toward a more general BFS &
> DFS capabilities.
>
>
>
>
>
> *From:* Michael Wong <fraggamuffin_at_[hidden]>
> *Sent:* Wednesday, July 24, 2024 6:52 PM
> *To:* Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> *Cc:* Oliver Rosten <oliver.rosten_at_[hidden]>; sg19_at_[hidden]
> *Subject:* Re: [isocpp-sg19] SG19 July 2024 Monthly call
>
>
>
> *EXTERNAL*
>
> Yes it would be 3:15 pm et. But with Oliver away, we can optionally cancel
> as well. Cheers.
>
>
>
> On Wed, Jul 24, 2024 at 2:42 PM Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> wrote:
>
> Michael, is it going to start at the normal time? (I thought you’d said it
> would start at 3:15pm EDT, but maybe I’m mistaken.)
>
>
>
> *From:* Michael Wong <fraggamuffin_at_[hidden]>
> *Sent:* Wednesday, July 24, 2024 1:14 PM
> *To:* Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> *Cc:* sg19_at_[hidden]; Oliver Rosten <oliver.rosten_at_[hidden]>
> *Subject:* Re: [isocpp-sg19] SG19 July 2024 Monthly call
>
>
>
> *EXTERNAL*
>
> In addition, the next call is moved to Aug 15th due to me being away.
>
>
>
> On Wed, Jul 24, 2024 at 12:27 PM Michael Wong <fraggamuffin_at_[hidden]>
> wrote:
>
> Notes:
>
>
>
> On Wed, Jul 10, 2024 at 12:24 PM Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> wrote:
>
> Sounds good. Thanks!
>
>
>
>
>
> *From:* SG19 <sg19-bounces_at_[hidden]> *On Behalf Of *Michael Wong
> via SG19
> *Sent:* Wednesday, July 10, 2024 11:25 AM
> *To:* Oliver Rosten <oliver.rosten_at_[hidden]>
> *Cc:* Michael Wong <fraggamuffin_at_[hidden]>; sg19_at_[hidden]
> *Subject:* Re: [isocpp-sg19] SG19 July 2024 Monthly call
>
>
>
> *EXTERNAL*
>
> Hi Oliver, thank you for staying with us during Covid. Understood, Get
> well soon.
>
>
>
> I received various replies from a few people and it seems we can meet at
> 3:15 ET instead of 2 pm ET (this will alllow Andrew, and Richard to join)
> mostly to talk about Richards's Stats updates and how to get consensus. If
> that is OK, I will still hold a meeting to start at 3:15 ET. Cheers.
>
>
>
> On Wed, Jul 10, 2024 at 3:33 AM Oliver Rosten <
> oliver.rosten_at_[hidden]> wrote:
>
> I'm still not fully recovered from the latest covid variant, so will be
> skipping this one.
>
>
>
> O.
>
>
>
> On Tue, 9 Jul 2024 at 23:22, Michael Wong via SG19 <sg19_at_[hidden]>
> wrote:
>
> I am also happy to cancel the meeting if we don't have enough progress
> report. Cheers.
>
>
>
> On Tue, Jul 9, 2024 at 6:19 PM Michael Wong <fraggamuffin_at_[hidden]>
> wrote:
>
> Hi, this SG19 meeting will focus on Graph and stats
>
> I know we just met 2 weeks ago so there may not be a lot of progress yet,
> in which case this will be just a short recap/planning meeting.
>
>
>
> Michael Wong is inviting you to a scheduled Zoom meeting.
>
> Topic: SG19 monthly
> Time: 2nd Thursdays 02:00 PM Eastern Time (US and Canada)
> Every month on the Second Thu,
>
>
> Join from PC, Mac, Linux, iOS or Android:
>
> https://iso.zoom.us/j/93084591725?pwd=K3QxZjJlcnljaE13ZWU5cTlLNkx0Zz09
> <https://protect.checkpoint.com/v2/___https://iso.zoom.us/j/93084591725?pwd=K3QxZjJlcnljaE13ZWU5cTlLNkx0Zz09___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1NDkyOmI5ZGNlYzUzMzg3MzJiZWU0ZDhiMDgwYzY4NTY3MzI2ZGIzZjQ3ZGRhM2Y5ZDE3NjBlMzU1NWQ2ZDM0OTk4ZTY6aDpUOk4>
> Password: 035530
>
> Or iPhone one-tap :
> US: +13017158592,,93084591725# or +13126266799,,93084591725#
> Or Telephone:
> Dial(for higher quality, dial a number based on your current location):
> US: +1 301 715 8592 or +1 312 626 6799 or +1 346 248 7799 or +1
> 408 638 0968 or +1 646 876 9923 or +1 669 900 6833 or +1 253 215 8782
> or 877 853 5247 (Toll Free)
> Meeting ID: 930 8459 1725
> Password: 035530
> International numbers available: https://iso.zoom.us/u/agewu4X97
> <https://protect.checkpoint.com/v2/___https://iso.zoom.us/u/agewu4X97___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpkNjk0OmRmY2M4OGNjOTNlY2U4NzA0YTZiOGMxOGE0MWVmNzQyZDIzYTM4NzYzZmM5MjA0NmEzMjE3MmRlZTZkN2RjN2U6aDpUOk4>
>
> Or Skype for Business (Lync):
> https://iso.zoom.us/skype/93084591725
> <https://protect.checkpoint.com/v2/___https://iso.zoom.us/skype/93084591725___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo4MGEzOmU4YWM1MDQ5MDc3OGQ2YTc5YzNjOGMzZDhiZWYxNWM1ZTFmMzMwZGU5YjQ1OTQ0OWVmYzgwOTM2OTVhZTNmNjk6aDpUOk4>
>
> Agenda:
>
> 1. Opening and introductions
>
> The ISO Code of conduct:
> https://www.iso.org/files/live/sites/isoorg/files/store/en/PUB100397.pdf
> <https://protect.checkpoint.com/v2/___https://www.iso.org/files/live/sites/isoorg/files/store/en/PUB100397.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo4MWMyOjBlZmNkYWY3ODdkOWZhNzY2MjAyYTJmYjhhM2YwYzJhOTdlOGI4YWVhNzliZjUzODlkZDI5NTg0ZTc1N2RkNTI6aDpUOk4>
>
> IEC Code of Conduct:
>
> https://www.iec.ch/basecamp/iec-code-conduct-technical-work
> <https://protect.checkpoint.com/v2/___https://www.iec.ch/basecamp/iec-code-conduct-technical-work___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjoxYTdiOmVkYmJmZDllNDcxMGZhNzlmZTViNzExNDM1YWJmZDJhY2U5NTRkNGE2YmZiMzljNmRhZWVlYmExNzEwYmU5ODA6aDpUOk4>
>
> ISO patent policy.
>
>
> https://isotc.iso.org/livelink/livelink/fetch/2000/2122/3770791/Common_Policy.htm?nodeid=6344764&vernum=-2
> <https://protect.checkpoint.com/v2/___https://isotc.iso.org/livelink/livelink/fetch/2000/2122/3770791/Common_Policy.htm?nodeid=6344764&vernum=-2___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpjOGNhOmUxZTU1ODAxNDg3YzQ3OGUwYWEzMDFjY2M3MjExNzMzYmE3NGYzZTUwNzg5OTc3NGU2OGQ3Zjk3YjljNDRiNjY6aDpUOk4>
>
> The WG21 Practices and Procedures and Code of Conduct:
>
> https://isocpp.org/std/standing-documents/sd-4-wg21-practices-and-procedures
> <https://protect.checkpoint.com/v2/___https://isocpp.org/std/standing-documents/sd-4-wg21-practices-and-procedures___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1NGIyOmE1OWNiNDMwZGIzNzZmYjBiOTBjYWYxMmJmYTI4MjQyYmM5ZGU4ZGNlM2Q0ODExMGMxM2JkMDhkMjI5Yjk0YmQ6aDpUOk4>
>
> 1.1 Roll call of participants
>
> Phil, MIchael. Richard, Pete
>
> an informal meeting to review stats update as there was not enough Quorum
> with the changed times.
>
> No graph update as this is too close to the STL F2F
>
>
> 1.2 Adopt agenda
>
> 1.3 Approve minutes from previous meeting, and approve publishing
> previously approved minutes to ISOCPP.org
>
> 1.4 Action items from previous meetings
>
> 2. Main issues (125 min)
>
> 2.1 General logistics
>
> Meeting plan, focus on one paper per meeting but does not preclude other
> paper
> updates.
>
> 2024 planning
> C++23 and C++26 status
> CPPCON 2024
>
>
> * Jan 11, 2024 02:00 PM ET: Graph DONE
> * Feb 8, 2024 02:00 PM ET: Graph DONE
> * Mar 14, 2024 02:00 PM ET: Cancelled due to Tokyo 3-18-23
> * Apr 11, 2024 02:00 PM ET: Stats/Graph DONE
> * May 9, 2024 02:00 PM ET: Graph DONE
> * June 13, 2024 02:00 PM ET: Graph; St.louis 6-24-29 DONE
> * July 11, 2024 02:00 PM ET: Stats/ Graphs
> * Aug 15, 2024 02:00 PM ET: Graph
> * Sep 12, 2024 02:00 PM ET: CPPCON Sept 15-20 so canceled
> * Oct 10, 2024 02:00 PM ET: Stats
> * Nov 14, 2024 02:00 PM ET: Cancelled Wroclaw F2F
> * Dec 12, 2024 02:00 PM ET: Graph
>
>
> ISO meeting status
>
> future C++ Std meetings
>
> 2.2 Paper reviews
> Review BSI Graph feedback:
> As Oliver (Rosten) said "The basic premise is important, and it would be
> fantastic to have support for graphs in the standard."
>
> The main items identified were:
> Oliver:
> - This paper is long and incomplete, it has lots of details which I think
> to be irrelevant, however things that are definitely relevant are missing
> from the paper - for example definition of graph - since people have
> different ideas. We need to add a mathematical perspective to the paper.
>
> - The structure of the paper completely changed in the new revision, so now
> it’s hard to understand what and why they have done
>
> - Another missing part is discussion of graph invariants
>
> Tom (Deakin): There’s a big missing part in “Prior art” part, GraphBLAS (
> https://graphblas.org
> <https://protect.checkpoint.com/v2/___https://graphblas.org/___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpmMDY0OjY4MDc0MmRlMmMyYTZhMThmM2E5MDcxNmMxY2FjNzFjNDdhNmZjMzc5MGRiMGU2NzYwYjE1ODk5ZmVhNzQzZjM6aDpUOk4>)
> eminently.
>
> Some other things to add:
>
> 1. The electrical circuit example needs more explanation, and I think this
> will highlight some deep issues around representing things which are
> seemingly trivially graphs, as graphs in practice. In what sense is a
> bog-standard resistor directed? I assume the reason that the graph is
> directed is because current has a sign and in an undirected graph it
> becomes ambiguous which way the current is flowing (also you may want
> components like diodes). But the directed representation also has issues:
> "can current flow from 'Vdd' to 'n0'?" should be immediately answerable
> from the properties of Vdd and its edges. There are other ways to represent
> an electrical circuit. One is as a directed graph but with incident edges
> recorded - but iiuc, this is excluded from the latest version of the paper.
> Alternatively, one could have a mathematical object, the name of which I
> actually don't know: it looks like an undirected graph, but where each
> partial edge has additional, unique, end-point data, as well as the common
> weight. Things like this are the reason why I think we need a broader group
> to look at this proposal (i.e. beyond SG19) and if we possibly can we
> should involve someone from the mathematics community. Otherwise there's a
> real danger we end up missing important insights.
>
> 2. My comment about the structure of the paper changing was a reference to
> previous comparisons with boost::graph. I'm sure these were in an earlier
> version, or am I misremembering? Either way, it would be very helpful to
> have a proper discussion of e.g. the move away from visitors.
>
> 3. Re. the definition of a graph, there needs to be a proper discussion
> about whether the paper's definition of graph is what some authors call a
> multigraph and whether it does/does not include loops. These things are
> mentioned, in passing, when introducing algorithms, but terminology needs
> to be properly established.
>
> 4. I think we're trying to do too much in one go in this paper. I think a
> great first step would be to build on mdspan and try to standardize (or at
> least understand) what might reasonably be called an unstructured span.
> This could be represented as a vector of vectors or as a vector with some
> auxiliary storage indicating where the partitions fall. The point is that
> an unstructured span, with the right invariants, is an adjacency list. If
> we can understand unstructured span and its desirable api, I think this
> will be incredibly valuable guidance for what a standardized graph
> container might look like.
>
> 5. IIUC, this paper excludes pure connectivity graphs. These are incredibly
> helpful and, if I've understood correctly that they are not supported,
> would be a major omission. Another good reason, imo, to start with
> unstructured span!
>
> 6. I'm not convinced by the load api. We don't have a load api for vector
> etc. Moreover, would it not be preferable to have appropriate constructors?
>
>
> 2.2.1: ML topics
>
> 2.2.1.1 Graph Proposal Phil Ratsloff et al
>
> Latest paper:
>
> Here’s a link to the paper (different than the previous paper reviewed).
> There are some additional updates I’m planning on making before the
> meeting.
>
>
> https://docs.google.com/document/d/1OpH-xxRri7tJTtJJIZTYmSHkkrZJkdBwm9zJ7LqolfQ/edit?usp=sharing
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1OpH-xxRri7tJTtJJIZTYmSHkkrZJkdBwm9zJ7LqolfQ/edit?usp=sharing___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphODc1OjEzYjcxYTg3NzMyNmY2MDkxMWIzOGMwY2NkMGU2MDdhOWU4MWNmY2IwMmIwYjMxMzY4ZmQ2N2I3YjI3N2U3MTU6aDpUOk4>
>
>
>
>
> P1709R3:
>
> https://docs.google.com/document/d/1kLHhbSTX7j0tPeTYECQFSNx3R35Mu3xO5_dyYdRy4dM/edit?usp=sharing
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1kLHhbSTX7j0tPeTYECQFSNx3R35Mu3xO5_dyYdRy4dM/edit?usp=sharing___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2MzYyOjRkNjJkMzhjY2U2YTIyYTQ1OGRkNmRkMTI2YWM5MGFmZGVhMWZiNTE4Zjg4NjJjM2M2MTgzNzc1MmVhMjRlYWM6aDpUOk4>
>
>
> https://docs.google.com/document/d/1QkfDzGyfNQKs86y053M0YHOLP6frzhTJqzg1Ug_vkkE/edit?usp=sharing
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1QkfDzGyfNQKs86y053M0YHOLP6frzhTJqzg1Ug_vkkE/edit?usp=sharing___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphZjQ4OjBiZWViODc4ZTE0ZGEyYjk2ZWEwMGI3MDVmN2Y5NmIyNmQ0MWI0ZTI1YjRlNWZiYmUyNjM3ZmJiZDY1MDk2ZGM6aDpUOk4>
>
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpiNjRlOjdkNmRjZTAzMjM0ZDVhNGUyOTRiZDE0NGZiZjZiNDA0MmE1YjJjN2RjY2U3YWQxMDc4ZmYyOTkyYmI5NjJlMDE6aDpUOk4>
> >
>
> <
>
> https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd#heading=h.9ogkehmdmtel
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd%23heading=h.9ogkehmdmtel___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo5NWVmOjllNTdlZTlmYzQ5NmI2Nzg0NTRmZWVmNmJkY2JjZjBlYTgxMzhiNzNiYzAyMWRmODgxMTI2MTE3ZWRmMThjNTI6aDpUOk4>
> *>*
>
> Array copy semantics:
> array copy-semantics paper P1997 "Relaxing Restrictions on Arrays",
> https://wg21.link/p1997
> <https://protect.checkpoint.com/v2/___https://wg21.link/p1997___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpmNmRhOjM5NDYzYjZlY2MyOGUxMWI5NzVlMDg3NWU2Yjg0NjMwZmI4MDE2ZDJiMjE2MjcyZGRkNTRlNmE0NWY2YzVmODU6aDpUOk4>
>
> Stats feedback:
>
> P2376R0
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2376r0.pdf
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2376r0.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1MjQ2OmJjMzIzMjg4NjM0OWEwY2IzOWQ1NGZmOTBkYWQ2NWMxZGJjODkwMDkyNzIzOTdjNTc4M2UyMzZlNDdhMDczMGM6aDpUOk4>
> >
> Comments
> on Simple Statistical Functions (p1708r4): Contracts, Exceptions and
> Special cases Johan Lundberg
>
>
>
> Richard reviewed the changes he made to Graph based on STL feedback.
>
> accepted feedback from STL that weighted variance is not stabilized yet
> then may be not standardized
>
> so offered various intermediate options.
>
>
> 2.2.1.2 Reinforcement Learning Larry Lewis Jorge Silva
>
> Reinforcement Learning proposal:
>
> 2.2.1.3 Differential Calculus:
>
>
> https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd#heading=h.9ogkehmdmtel
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd%23heading=h.9ogkehmdmtel___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphMGI5Ojk2NTY5OGY1YTQzNjBkNmE1NWMyZTcxZDAwMzA4MDRmNzk2MmI3MTkwZWZlY2M4MGU3N2FmOGIwMmEzODk5ZjU6aDpUOk4>
>
> 2.2.1.4
> <https://protect.checkpoint.com/v2/___http://2.2.1.4___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2MzdiOmNiNDRlM2NhNDViN2UzZGI3YjQwOGYzYzc4NjZhNzllMDliMTFjZWNlZmZjNGJlMzM4ZGE0NzRhNTk4ZjViNGU6aDpUOk4>:
> Stats paper
>
> P2681R0
> <https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2681r0.pdf
> <https://protect.checkpoint.com/v2/___https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2681r0.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpiZThhOjk2ZjNlN2M5ZGM0MzE0YWM0NmYzMzI4NmVkZjQ5MDUzOGRhYjc5NzUxNmUyNGY3YTI5OTc1ODUwMjIzZjE5OGU6aDpUOk4>>
> More
> Stats Functions Richard Dosselmann, Michael Wong
> Current github
>
> https://github.com/cplusplus/papers/issues/475
>
> https://github.com/cplusplus/papers/issues/979
>
> Stats review Richard Dosselman et al
>
> http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1708r4.pdf
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1708r4.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpkNWI1OmU2ODAwYjVkNjNiNWRiOGVlYWYxNjA2YmM5YzQyMjcxNDA3NzRhMTFiOWFmZjQ2N2ViNTg4MDllNmYxYjY1YzA6aDpUOk4>
>
> Feedback from Johan Lundberg and Oleksandr Korval
>
> https://isocpp.org/files/papers/D2376R0.pdf
> <https://protect.checkpoint.com/v2/___https://isocpp.org/files/papers/D2376R0.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1ZjkyOjEzNGY1MDBhMzVmMDgyZTFlZmNiOTA2MDdlN2JhNGU3N2E4OTU1NjMzZWRlYzFiNGY4ZjZlM2RkYzcwZWZhN2U6aDpUOk4>
>
> P1708R3: Math proposal for Machine Learning: 3rd review
>
> PXXXX: combinatorics: 1st Review
>
> *> std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2
> <https://protect.checkpoint.com/v2/___http://std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2MjVlOjk4MTEyZGRjN2ViZTg1YWU5ZjY4NTBiNjBlMjczNWQwNjlhMWI0ODdiNTIzYjFiZjY0OTc4Zjg0ZWMwNTg0ZGY6aDpUOk4>
> <http://std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2
> <https://protect.checkpoint.com/v2/___http://std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1MjA1OmE1NzVmOTJjNGI1YjMzNjI2MTBjMmE1YTQ0Nzk2N2M2ZGM3MzY0NzRlYTk5ODBiOTFjZDE4YjgwMTA1YmUyZjI6aDpUOk4>
> >*
> *> above is the stats paper that was reviewed in Prague*
> *> http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19
> <https://protect.checkpoint.com/v2/___http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1OTMzOmJhZThlMzM5MjA2ZTMwNzg3ZGIzOGRkNWYwNGZiZDhmMjBmOGM3MmQ3ZDY1OTgxZTE0NWJhMzRhMGQ0NmJkMzc6aDpUOk4>
> <http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19
> <https://protect.checkpoint.com/v2/___http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2ZWE3OjIyMzhlZDlhMjQxMDk0ODFjMDk4ZjIxNDAzNWM1MTA1ODI1OGMwOTY4ZTk5Y2QwYTMzNmM4YmFkMmU5OWY3MjE6aDpUOk4>
> >*
> *>*
> *> Review Jolanta Polish feedback.*
> *> http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjozODE5OjM3ZDczYzNmMjRmYTk2ZjdiYmQwZDJhZDBhMjMzYWZmNWM3MGQ0NzMzOTUzMjRlMmVmMGJhODMzYTBiYjNlMWU6aDpUOk4>
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphOWVhOjQwZjFjODI1YTBkYWY3NGY4YjVlYjg5YzRlMjkzYWEyNGYwNmU4NDBiMTk2ZTU3YzE1OGMxYWRlZTdiZDczNzg6aDpUOk4>
> >*
>
>
> 2.2.1.4
> <https://protect.checkpoint.com/v2/___http://2.2.1.4___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjoyMzBjOjJmZTdkMzgyMDQ4NTE2MzZkZjJlYTQ3MmVkODBlZTM0NmM5YThjNWFlYWE0MmIxNGY1YWMyZTY5MzU1OTE0MGI6aDpUOk4>:
> Matrix paper
>
> 2.2.3 any other proposal for reviews?
>
> 2.3 Other Papers and proposals
>
> P1416R1: SG19 - Linear Algebra for Data Science and Machine Learning
>
> https://docs.google.com/document/d/1IKUNiUhBgRURW-UkspK7fAAyIhfXuMxjk7xKikK4Yp8/edit#heading=h.tj9hitg7dbtr
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1IKUNiUhBgRURW-UkspK7fAAyIhfXuMxjk7xKikK4Yp8/edit%23heading=h.tj9hitg7dbtr___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1ZGZlOjRmZjc1NzUyOGE0ZDkwNjVhN2I4NjJiMDdiMjZjZGExOTg3NDRlYWM2OTA4YTIyZDFjMTM3MDI3MTE5ZTY1YjM6aDpUOk4>
>
> P1415: Machine Learning Layered list
>
> https://docs.google.com/document/d/1elNFdIXWoetbxjO1OKol_Wj8fyi4Z4hogfj5tLVSj64/edit#heading=h.tj9hitg7dbtr
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1elNFdIXWoetbxjO1OKol_Wj8fyi4Z4hogfj5tLVSj64/edit%23heading=h.tj9hitg7dbtr___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo4OGNlOjg1NmZkNzk0ZDkxYTY2ZDViMmY0MTlhNzhjYjM2YzU5N2Y1YTRkOGJjYTc1YWVmYmQ3MjdmNzQ3NmExYzdmNjE6aDpUOk4>
>
> 2.2.2 SG14 Linear Algebra progress:
> Different layers of proposal
>
> https://docs.google.com/document/d/1poXfr7mUPovJC9ZQ5SDVM_1Nb6oYAXlK_d0ljdUAtSQ/edit
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1poXfr7mUPovJC9ZQ5SDVM_1Nb6oYAXlK_d0ljdUAtSQ/edit___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpjY2MwOjM2NjQ3NWMzYjg2ODMxNGIxNzJkODI3MzEzNWYxNGVmZTNhYmE4YmE2Y2NjMjgwMjI2ZjMxMWI4ZTgyZmZmODE6aDpUOk4>
>
> 2.5 Future F2F meetings:
>
> 2.6 future C++ Standard meetings:
> https://isocpp.org/std/meetings-and-participation/upcoming-meetings
> <https://protect.checkpoint.com/v2/___https://isocpp.org/std/meetings-and-participation/upcoming-meetings___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo3YjU2Ojc4ZjllZGM3OTcwY2JhNTllNTlhNGVkMjZkYWNiODEyNTY5MDNhODMyZDU4MmVmZGM4NzhiM2UxMzA0NGY3ZTE6aDpUOk4>
>
> None
>
> 3. Any other business
>
> New reflector
>
> http://lists.isocpp.org/mailman/listinfo.cgi/sg19
> <https://protect.checkpoint.com/v2/___http://lists.isocpp.org/mailman/listinfo.cgi/sg19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo5MDQ4Ojc5ZjdjNDY3MzdmOWNlMzgwNWIyOWQ5MjkzOTVhOGVjZTllZWZmNTJkMjIwMTZjOGUwMzNlODk5NGQ3MTFiNWI6aDpUOk4>
>
> Old Reflector
> https://groups.google.com/a/isocpp.org/forum/#!newtopic/sg19
> <https://protect.checkpoint.com/v2/___https://groups.google.com/a/isocpp.org/forum/%23!newtopic/sg19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2ZmM2OjczODM4ZmYzZjdkMzJiNjIzZmE3ZjRmZGJmY2EyZTBmMTViZWI2YzdiNDJlNWM0ZDc1N2MzY2FhMzRjMDM0YmE6aDpUOk4>
> <https://groups.google.com/a/isocpp.org/forum/?fromgroups=#!forum/sg14
> <https://protect.checkpoint.com/v2/___https://groups.google.com/a/isocpp.org/forum/?fromgroups=%23!forum/sg14___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo3ZGM3OjcxNDFlYzFiYmVlODc3ZDliM2MxZTI4NzBhMGRkNDEzZmExNDczNTQ3YmM0ZTBmMzBkNWUwZmM3NGZmYmUzOTc6aDpUOk4>
> >
>
> Code and proposal Staging area
>
> 4. Review
>
> 4.1 Review and approve resolutions and issues [e.g., changes to SG's
> working draft]
>
> 4.2 Review action items (5 min)
>
> 5. Closing process
>
> 5.1 Establish next agenda
>
>
> 5.2 Future meeting
> * Jan 11, 2024 02:00 PM ET: Graph DONE
> * Feb 8, 2024 02:00 PM ET: Graph DONE
> * Mar 14, 2024 02:00 PM ET: Cancelled due to Tokyo 3-18-23
> * Apr 11, 2024 02:00 PM ET: Stats/Graph DONE
> * May 9, 2024 02:00 PM ET: Graph DONE
> * June 13, 2024 02:00 PM ET: Graph; St.louis 6-24-29 DONE
> * July 11, 2024 02:00 PM ET: Stats
> * Aug 15, 2024 02:00 PM ET: Graph
> * Sep 12, 2024 02:00 PM ET: CPPCON Sept 15-20 so cancelled
> * Oct 10, 2024 02:00 PM ET: Stats
> * Nov 14, 2024 02:00 PM ET: Cancelled Wroclaw F2F
> * Dec 12, 2024 02:00 PM ET: Graph
>
> --
> SG19 mailing list
> SG19_at_[hidden]
> https://lists.isocpp.org/mailman/listinfo.cgi/sg19
> <https://protect.checkpoint.com/v2/___https://lists.isocpp.org/mailman/listinfo.cgi/sg19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjplZTIxOmJkMTJiZTBhMTUzODc1MDI4OTAwN2I5MzBhN2JlMGUyZDA2YzlmZDQ1Y2U4Y2Y2ZTZmYjFjZmE2OTQ2MGIzOGI6aDpUOk4>
>
>
Thanks.
On Mon, Aug 5, 2024 at 9:56 AM Phil Ratzloff <Phil.Ratzloff_at_[hidden]> wrote:
> There’s not going to be a lot of new information to share about Graph in
> the next meeting, and I’ll be on vacation so I’m not sure if I’ll be able
> to join or not. Canceling would be fine by me.
>
>
>
> We should have more information in September. I’ve been working on more
> general versions of Dijkstra’s Shortest Path toward a more general BFS &
> DFS capabilities.
>
>
>
>
>
> *From:* Michael Wong <fraggamuffin_at_[hidden]>
> *Sent:* Wednesday, July 24, 2024 6:52 PM
> *To:* Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> *Cc:* Oliver Rosten <oliver.rosten_at_[hidden]>; sg19_at_[hidden]
> *Subject:* Re: [isocpp-sg19] SG19 July 2024 Monthly call
>
>
>
> *EXTERNAL*
>
> Yes it would be 3:15 pm et. But with Oliver away, we can optionally cancel
> as well. Cheers.
>
>
>
> On Wed, Jul 24, 2024 at 2:42 PM Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> wrote:
>
> Michael, is it going to start at the normal time? (I thought you’d said it
> would start at 3:15pm EDT, but maybe I’m mistaken.)
>
>
>
> *From:* Michael Wong <fraggamuffin_at_[hidden]>
> *Sent:* Wednesday, July 24, 2024 1:14 PM
> *To:* Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> *Cc:* sg19_at_[hidden]; Oliver Rosten <oliver.rosten_at_[hidden]>
> *Subject:* Re: [isocpp-sg19] SG19 July 2024 Monthly call
>
>
>
> *EXTERNAL*
>
> In addition, the next call is moved to Aug 15th due to me being away.
>
>
>
> On Wed, Jul 24, 2024 at 12:27 PM Michael Wong <fraggamuffin_at_[hidden]>
> wrote:
>
> Notes:
>
>
>
> On Wed, Jul 10, 2024 at 12:24 PM Phil Ratzloff <Phil.Ratzloff_at_[hidden]>
> wrote:
>
> Sounds good. Thanks!
>
>
>
>
>
> *From:* SG19 <sg19-bounces_at_[hidden]> *On Behalf Of *Michael Wong
> via SG19
> *Sent:* Wednesday, July 10, 2024 11:25 AM
> *To:* Oliver Rosten <oliver.rosten_at_[hidden]>
> *Cc:* Michael Wong <fraggamuffin_at_[hidden]>; sg19_at_[hidden]
> *Subject:* Re: [isocpp-sg19] SG19 July 2024 Monthly call
>
>
>
> *EXTERNAL*
>
> Hi Oliver, thank you for staying with us during Covid. Understood, Get
> well soon.
>
>
>
> I received various replies from a few people and it seems we can meet at
> 3:15 ET instead of 2 pm ET (this will alllow Andrew, and Richard to join)
> mostly to talk about Richards's Stats updates and how to get consensus. If
> that is OK, I will still hold a meeting to start at 3:15 ET. Cheers.
>
>
>
> On Wed, Jul 10, 2024 at 3:33 AM Oliver Rosten <
> oliver.rosten_at_[hidden]> wrote:
>
> I'm still not fully recovered from the latest covid variant, so will be
> skipping this one.
>
>
>
> O.
>
>
>
> On Tue, 9 Jul 2024 at 23:22, Michael Wong via SG19 <sg19_at_[hidden]>
> wrote:
>
> I am also happy to cancel the meeting if we don't have enough progress
> report. Cheers.
>
>
>
> On Tue, Jul 9, 2024 at 6:19 PM Michael Wong <fraggamuffin_at_[hidden]>
> wrote:
>
> Hi, this SG19 meeting will focus on Graph and stats
>
> I know we just met 2 weeks ago so there may not be a lot of progress yet,
> in which case this will be just a short recap/planning meeting.
>
>
>
> Michael Wong is inviting you to a scheduled Zoom meeting.
>
> Topic: SG19 monthly
> Time: 2nd Thursdays 02:00 PM Eastern Time (US and Canada)
> Every month on the Second Thu,
>
>
> Join from PC, Mac, Linux, iOS or Android:
>
> https://iso.zoom.us/j/93084591725?pwd=K3QxZjJlcnljaE13ZWU5cTlLNkx0Zz09
> <https://protect.checkpoint.com/v2/___https://iso.zoom.us/j/93084591725?pwd=K3QxZjJlcnljaE13ZWU5cTlLNkx0Zz09___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1NDkyOmI5ZGNlYzUzMzg3MzJiZWU0ZDhiMDgwYzY4NTY3MzI2ZGIzZjQ3ZGRhM2Y5ZDE3NjBlMzU1NWQ2ZDM0OTk4ZTY6aDpUOk4>
> Password: 035530
>
> Or iPhone one-tap :
> US: +13017158592,,93084591725# or +13126266799,,93084591725#
> Or Telephone:
> Dial(for higher quality, dial a number based on your current location):
> US: +1 301 715 8592 or +1 312 626 6799 or +1 346 248 7799 or +1
> 408 638 0968 or +1 646 876 9923 or +1 669 900 6833 or +1 253 215 8782
> or 877 853 5247 (Toll Free)
> Meeting ID: 930 8459 1725
> Password: 035530
> International numbers available: https://iso.zoom.us/u/agewu4X97
> <https://protect.checkpoint.com/v2/___https://iso.zoom.us/u/agewu4X97___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpkNjk0OmRmY2M4OGNjOTNlY2U4NzA0YTZiOGMxOGE0MWVmNzQyZDIzYTM4NzYzZmM5MjA0NmEzMjE3MmRlZTZkN2RjN2U6aDpUOk4>
>
> Or Skype for Business (Lync):
> https://iso.zoom.us/skype/93084591725
> <https://protect.checkpoint.com/v2/___https://iso.zoom.us/skype/93084591725___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo4MGEzOmU4YWM1MDQ5MDc3OGQ2YTc5YzNjOGMzZDhiZWYxNWM1ZTFmMzMwZGU5YjQ1OTQ0OWVmYzgwOTM2OTVhZTNmNjk6aDpUOk4>
>
> Agenda:
>
> 1. Opening and introductions
>
> The ISO Code of conduct:
> https://www.iso.org/files/live/sites/isoorg/files/store/en/PUB100397.pdf
> <https://protect.checkpoint.com/v2/___https://www.iso.org/files/live/sites/isoorg/files/store/en/PUB100397.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo4MWMyOjBlZmNkYWY3ODdkOWZhNzY2MjAyYTJmYjhhM2YwYzJhOTdlOGI4YWVhNzliZjUzODlkZDI5NTg0ZTc1N2RkNTI6aDpUOk4>
>
> IEC Code of Conduct:
>
> https://www.iec.ch/basecamp/iec-code-conduct-technical-work
> <https://protect.checkpoint.com/v2/___https://www.iec.ch/basecamp/iec-code-conduct-technical-work___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjoxYTdiOmVkYmJmZDllNDcxMGZhNzlmZTViNzExNDM1YWJmZDJhY2U5NTRkNGE2YmZiMzljNmRhZWVlYmExNzEwYmU5ODA6aDpUOk4>
>
> ISO patent policy.
>
>
> https://isotc.iso.org/livelink/livelink/fetch/2000/2122/3770791/Common_Policy.htm?nodeid=6344764&vernum=-2
> <https://protect.checkpoint.com/v2/___https://isotc.iso.org/livelink/livelink/fetch/2000/2122/3770791/Common_Policy.htm?nodeid=6344764&vernum=-2___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpjOGNhOmUxZTU1ODAxNDg3YzQ3OGUwYWEzMDFjY2M3MjExNzMzYmE3NGYzZTUwNzg5OTc3NGU2OGQ3Zjk3YjljNDRiNjY6aDpUOk4>
>
> The WG21 Practices and Procedures and Code of Conduct:
>
> https://isocpp.org/std/standing-documents/sd-4-wg21-practices-and-procedures
> <https://protect.checkpoint.com/v2/___https://isocpp.org/std/standing-documents/sd-4-wg21-practices-and-procedures___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1NGIyOmE1OWNiNDMwZGIzNzZmYjBiOTBjYWYxMmJmYTI4MjQyYmM5ZGU4ZGNlM2Q0ODExMGMxM2JkMDhkMjI5Yjk0YmQ6aDpUOk4>
>
> 1.1 Roll call of participants
>
> Phil, MIchael. Richard, Pete
>
> an informal meeting to review stats update as there was not enough Quorum
> with the changed times.
>
> No graph update as this is too close to the STL F2F
>
>
> 1.2 Adopt agenda
>
> 1.3 Approve minutes from previous meeting, and approve publishing
> previously approved minutes to ISOCPP.org
>
> 1.4 Action items from previous meetings
>
> 2. Main issues (125 min)
>
> 2.1 General logistics
>
> Meeting plan, focus on one paper per meeting but does not preclude other
> paper
> updates.
>
> 2024 planning
> C++23 and C++26 status
> CPPCON 2024
>
>
> * Jan 11, 2024 02:00 PM ET: Graph DONE
> * Feb 8, 2024 02:00 PM ET: Graph DONE
> * Mar 14, 2024 02:00 PM ET: Cancelled due to Tokyo 3-18-23
> * Apr 11, 2024 02:00 PM ET: Stats/Graph DONE
> * May 9, 2024 02:00 PM ET: Graph DONE
> * June 13, 2024 02:00 PM ET: Graph; St.louis 6-24-29 DONE
> * July 11, 2024 02:00 PM ET: Stats/ Graphs
> * Aug 15, 2024 02:00 PM ET: Graph
> * Sep 12, 2024 02:00 PM ET: CPPCON Sept 15-20 so canceled
> * Oct 10, 2024 02:00 PM ET: Stats
> * Nov 14, 2024 02:00 PM ET: Cancelled Wroclaw F2F
> * Dec 12, 2024 02:00 PM ET: Graph
>
>
> ISO meeting status
>
> future C++ Std meetings
>
> 2.2 Paper reviews
> Review BSI Graph feedback:
> As Oliver (Rosten) said "The basic premise is important, and it would be
> fantastic to have support for graphs in the standard."
>
> The main items identified were:
> Oliver:
> - This paper is long and incomplete, it has lots of details which I think
> to be irrelevant, however things that are definitely relevant are missing
> from the paper - for example definition of graph - since people have
> different ideas. We need to add a mathematical perspective to the paper.
>
> - The structure of the paper completely changed in the new revision, so now
> it’s hard to understand what and why they have done
>
> - Another missing part is discussion of graph invariants
>
> Tom (Deakin): There’s a big missing part in “Prior art” part, GraphBLAS (
> https://graphblas.org
> <https://protect.checkpoint.com/v2/___https://graphblas.org/___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpmMDY0OjY4MDc0MmRlMmMyYTZhMThmM2E5MDcxNmMxY2FjNzFjNDdhNmZjMzc5MGRiMGU2NzYwYjE1ODk5ZmVhNzQzZjM6aDpUOk4>)
> eminently.
>
> Some other things to add:
>
> 1. The electrical circuit example needs more explanation, and I think this
> will highlight some deep issues around representing things which are
> seemingly trivially graphs, as graphs in practice. In what sense is a
> bog-standard resistor directed? I assume the reason that the graph is
> directed is because current has a sign and in an undirected graph it
> becomes ambiguous which way the current is flowing (also you may want
> components like diodes). But the directed representation also has issues:
> "can current flow from 'Vdd' to 'n0'?" should be immediately answerable
> from the properties of Vdd and its edges. There are other ways to represent
> an electrical circuit. One is as a directed graph but with incident edges
> recorded - but iiuc, this is excluded from the latest version of the paper.
> Alternatively, one could have a mathematical object, the name of which I
> actually don't know: it looks like an undirected graph, but where each
> partial edge has additional, unique, end-point data, as well as the common
> weight. Things like this are the reason why I think we need a broader group
> to look at this proposal (i.e. beyond SG19) and if we possibly can we
> should involve someone from the mathematics community. Otherwise there's a
> real danger we end up missing important insights.
>
> 2. My comment about the structure of the paper changing was a reference to
> previous comparisons with boost::graph. I'm sure these were in an earlier
> version, or am I misremembering? Either way, it would be very helpful to
> have a proper discussion of e.g. the move away from visitors.
>
> 3. Re. the definition of a graph, there needs to be a proper discussion
> about whether the paper's definition of graph is what some authors call a
> multigraph and whether it does/does not include loops. These things are
> mentioned, in passing, when introducing algorithms, but terminology needs
> to be properly established.
>
> 4. I think we're trying to do too much in one go in this paper. I think a
> great first step would be to build on mdspan and try to standardize (or at
> least understand) what might reasonably be called an unstructured span.
> This could be represented as a vector of vectors or as a vector with some
> auxiliary storage indicating where the partitions fall. The point is that
> an unstructured span, with the right invariants, is an adjacency list. If
> we can understand unstructured span and its desirable api, I think this
> will be incredibly valuable guidance for what a standardized graph
> container might look like.
>
> 5. IIUC, this paper excludes pure connectivity graphs. These are incredibly
> helpful and, if I've understood correctly that they are not supported,
> would be a major omission. Another good reason, imo, to start with
> unstructured span!
>
> 6. I'm not convinced by the load api. We don't have a load api for vector
> etc. Moreover, would it not be preferable to have appropriate constructors?
>
>
> 2.2.1: ML topics
>
> 2.2.1.1 Graph Proposal Phil Ratsloff et al
>
> Latest paper:
>
> Here’s a link to the paper (different than the previous paper reviewed).
> There are some additional updates I’m planning on making before the
> meeting.
>
>
> https://docs.google.com/document/d/1OpH-xxRri7tJTtJJIZTYmSHkkrZJkdBwm9zJ7LqolfQ/edit?usp=sharing
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1OpH-xxRri7tJTtJJIZTYmSHkkrZJkdBwm9zJ7LqolfQ/edit?usp=sharing___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphODc1OjEzYjcxYTg3NzMyNmY2MDkxMWIzOGMwY2NkMGU2MDdhOWU4MWNmY2IwMmIwYjMxMzY4ZmQ2N2I3YjI3N2U3MTU6aDpUOk4>
>
>
>
>
> P1709R3:
>
> https://docs.google.com/document/d/1kLHhbSTX7j0tPeTYECQFSNx3R35Mu3xO5_dyYdRy4dM/edit?usp=sharing
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1kLHhbSTX7j0tPeTYECQFSNx3R35Mu3xO5_dyYdRy4dM/edit?usp=sharing___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2MzYyOjRkNjJkMzhjY2U2YTIyYTQ1OGRkNmRkMTI2YWM5MGFmZGVhMWZiNTE4Zjg4NjJjM2M2MTgzNzc1MmVhMjRlYWM6aDpUOk4>
>
>
> https://docs.google.com/document/d/1QkfDzGyfNQKs86y053M0YHOLP6frzhTJqzg1Ug_vkkE/edit?usp=sharing
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1QkfDzGyfNQKs86y053M0YHOLP6frzhTJqzg1Ug_vkkE/edit?usp=sharing___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphZjQ4OjBiZWViODc4ZTE0ZGEyYjk2ZWEwMGI3MDVmN2Y5NmIyNmQ0MWI0ZTI1YjRlNWZiYmUyNjM3ZmJiZDY1MDk2ZGM6aDpUOk4>
>
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpiNjRlOjdkNmRjZTAzMjM0ZDVhNGUyOTRiZDE0NGZiZjZiNDA0MmE1YjJjN2RjY2U3YWQxMDc4ZmYyOTkyYmI5NjJlMDE6aDpUOk4>
> >
>
> <
>
> https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd#heading=h.9ogkehmdmtel
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd%23heading=h.9ogkehmdmtel___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo5NWVmOjllNTdlZTlmYzQ5NmI2Nzg0NTRmZWVmNmJkY2JjZjBlYTgxMzhiNzNiYzAyMWRmODgxMTI2MTE3ZWRmMThjNTI6aDpUOk4>
> *>*
>
> Array copy semantics:
> array copy-semantics paper P1997 "Relaxing Restrictions on Arrays",
> https://wg21.link/p1997
> <https://protect.checkpoint.com/v2/___https://wg21.link/p1997___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpmNmRhOjM5NDYzYjZlY2MyOGUxMWI5NzVlMDg3NWU2Yjg0NjMwZmI4MDE2ZDJiMjE2MjcyZGRkNTRlNmE0NWY2YzVmODU6aDpUOk4>
>
> Stats feedback:
>
> P2376R0
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2376r0.pdf
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2376r0.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1MjQ2OmJjMzIzMjg4NjM0OWEwY2IzOWQ1NGZmOTBkYWQ2NWMxZGJjODkwMDkyNzIzOTdjNTc4M2UyMzZlNDdhMDczMGM6aDpUOk4>
> >
> Comments
> on Simple Statistical Functions (p1708r4): Contracts, Exceptions and
> Special cases Johan Lundberg
>
>
>
> Richard reviewed the changes he made to Graph based on STL feedback.
>
> accepted feedback from STL that weighted variance is not stabilized yet
> then may be not standardized
>
> so offered various intermediate options.
>
>
> 2.2.1.2 Reinforcement Learning Larry Lewis Jorge Silva
>
> Reinforcement Learning proposal:
>
> 2.2.1.3 Differential Calculus:
>
>
> https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd#heading=h.9ogkehmdmtel
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/175wIm8o4BNGti0WLq8U6uZORegKVjmnpfc-_E8PoGS0/edit?ts=5fff27cd%23heading=h.9ogkehmdmtel___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphMGI5Ojk2NTY5OGY1YTQzNjBkNmE1NWMyZTcxZDAwMzA4MDRmNzk2MmI3MTkwZWZlY2M4MGU3N2FmOGIwMmEzODk5ZjU6aDpUOk4>
>
> 2.2.1.4
> <https://protect.checkpoint.com/v2/___http://2.2.1.4___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2MzdiOmNiNDRlM2NhNDViN2UzZGI3YjQwOGYzYzc4NjZhNzllMDliMTFjZWNlZmZjNGJlMzM4ZGE0NzRhNTk4ZjViNGU6aDpUOk4>:
> Stats paper
>
> P2681R0
> <https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2681r0.pdf
> <https://protect.checkpoint.com/v2/___https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2681r0.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpiZThhOjk2ZjNlN2M5ZGM0MzE0YWM0NmYzMzI4NmVkZjQ5MDUzOGRhYjc5NzUxNmUyNGY3YTI5OTc1ODUwMjIzZjE5OGU6aDpUOk4>>
> More
> Stats Functions Richard Dosselmann, Michael Wong
> Current github
>
> https://github.com/cplusplus/papers/issues/475
>
> https://github.com/cplusplus/papers/issues/979
>
> Stats review Richard Dosselman et al
>
> http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1708r4.pdf
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1708r4.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpkNWI1OmU2ODAwYjVkNjNiNWRiOGVlYWYxNjA2YmM5YzQyMjcxNDA3NzRhMTFiOWFmZjQ2N2ViNTg4MDllNmYxYjY1YzA6aDpUOk4>
>
> Feedback from Johan Lundberg and Oleksandr Korval
>
> https://isocpp.org/files/papers/D2376R0.pdf
> <https://protect.checkpoint.com/v2/___https://isocpp.org/files/papers/D2376R0.pdf___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1ZjkyOjEzNGY1MDBhMzVmMDgyZTFlZmNiOTA2MDdlN2JhNGU3N2E4OTU1NjMzZWRlYzFiNGY4ZjZlM2RkYzcwZWZhN2U6aDpUOk4>
>
> P1708R3: Math proposal for Machine Learning: 3rd review
>
> PXXXX: combinatorics: 1st Review
>
> *> std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2
> <https://protect.checkpoint.com/v2/___http://std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2MjVlOjk4MTEyZGRjN2ViZTg1YWU5ZjY4NTBiNjBlMjczNWQwNjlhMWI0ODdiNTIzYjFiZjY0OTc4Zjg0ZWMwNTg0ZGY6aDpUOk4>
> <http://std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2
> <https://protect.checkpoint.com/v2/___http://std.org/jtc1/sc22/wg21/docs/papers/2020/p1708r2___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1MjA1OmE1NzVmOTJjNGI1YjMzNjI2MTBjMmE1YTQ0Nzk2N2M2ZGM3MzY0NzRlYTk5ODBiOTFjZDE4YjgwMTA1YmUyZjI6aDpUOk4>
> >*
> *> above is the stats paper that was reviewed in Prague*
> *> http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19
> <https://protect.checkpoint.com/v2/___http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1OTMzOmJhZThlMzM5MjA2ZTMwNzg3ZGIzOGRkNWYwNGZiZDhmMjBmOGM3MmQ3ZDY1OTgxZTE0NWJhMzRhMGQ0NmJkMzc6aDpUOk4>
> <http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19
> <https://protect.checkpoint.com/v2/___http://wiki.edg.com/bin/view/Wg21prague/P1708R2SG19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2ZWE3OjIyMzhlZDlhMjQxMDk0ODFjMDk4ZjIxNDAzNWM1MTA1ODI1OGMwOTY4ZTk5Y2QwYTMzNmM4YmFkMmU5OWY3MjE6aDpUOk4>
> >*
> *>*
> *> Review Jolanta Polish feedback.*
> *> http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjozODE5OjM3ZDczYzNmMjRmYTk2ZjdiYmQwZDJhZDBhMjMzYWZmNWM3MGQ0NzMzOTUzMjRlMmVmMGJhODMzYTBiYjNlMWU6aDpUOk4>
> <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html
> <https://protect.checkpoint.com/v2/___http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p2119r0.html___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjphOWVhOjQwZjFjODI1YTBkYWY3NGY4YjVlYjg5YzRlMjkzYWEyNGYwNmU4NDBiMTk2ZTU3YzE1OGMxYWRlZTdiZDczNzg6aDpUOk4>
> >*
>
>
> 2.2.1.4
> <https://protect.checkpoint.com/v2/___http://2.2.1.4___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjoyMzBjOjJmZTdkMzgyMDQ4NTE2MzZkZjJlYTQ3MmVkODBlZTM0NmM5YThjNWFlYWE0MmIxNGY1YWMyZTY5MzU1OTE0MGI6aDpUOk4>:
> Matrix paper
>
> 2.2.3 any other proposal for reviews?
>
> 2.3 Other Papers and proposals
>
> P1416R1: SG19 - Linear Algebra for Data Science and Machine Learning
>
> https://docs.google.com/document/d/1IKUNiUhBgRURW-UkspK7fAAyIhfXuMxjk7xKikK4Yp8/edit#heading=h.tj9hitg7dbtr
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1IKUNiUhBgRURW-UkspK7fAAyIhfXuMxjk7xKikK4Yp8/edit%23heading=h.tj9hitg7dbtr___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo1ZGZlOjRmZjc1NzUyOGE0ZDkwNjVhN2I4NjJiMDdiMjZjZGExOTg3NDRlYWM2OTA4YTIyZDFjMTM3MDI3MTE5ZTY1YjM6aDpUOk4>
>
> P1415: Machine Learning Layered list
>
> https://docs.google.com/document/d/1elNFdIXWoetbxjO1OKol_Wj8fyi4Z4hogfj5tLVSj64/edit#heading=h.tj9hitg7dbtr
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1elNFdIXWoetbxjO1OKol_Wj8fyi4Z4hogfj5tLVSj64/edit%23heading=h.tj9hitg7dbtr___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo4OGNlOjg1NmZkNzk0ZDkxYTY2ZDViMmY0MTlhNzhjYjM2YzU5N2Y1YTRkOGJjYTc1YWVmYmQ3MjdmNzQ3NmExYzdmNjE6aDpUOk4>
>
> 2.2.2 SG14 Linear Algebra progress:
> Different layers of proposal
>
> https://docs.google.com/document/d/1poXfr7mUPovJC9ZQ5SDVM_1Nb6oYAXlK_d0ljdUAtSQ/edit
> <https://protect.checkpoint.com/v2/___https://docs.google.com/document/d/1poXfr7mUPovJC9ZQ5SDVM_1Nb6oYAXlK_d0ljdUAtSQ/edit___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6NjpjY2MwOjM2NjQ3NWMzYjg2ODMxNGIxNzJkODI3MzEzNWYxNGVmZTNhYmE4YmE2Y2NjMjgwMjI2ZjMxMWI4ZTgyZmZmODE6aDpUOk4>
>
> 2.5 Future F2F meetings:
>
> 2.6 future C++ Standard meetings:
> https://isocpp.org/std/meetings-and-participation/upcoming-meetings
> <https://protect.checkpoint.com/v2/___https://isocpp.org/std/meetings-and-participation/upcoming-meetings___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo3YjU2Ojc4ZjllZGM3OTcwY2JhNTllNTlhNGVkMjZkYWNiODEyNTY5MDNhODMyZDU4MmVmZGM4NzhiM2UxMzA0NGY3ZTE6aDpUOk4>
>
> None
>
> 3. Any other business
>
> New reflector
>
> http://lists.isocpp.org/mailman/listinfo.cgi/sg19
> <https://protect.checkpoint.com/v2/___http://lists.isocpp.org/mailman/listinfo.cgi/sg19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo5MDQ4Ojc5ZjdjNDY3MzdmOWNlMzgwNWIyOWQ5MjkzOTVhOGVjZTllZWZmNTJkMjIwMTZjOGUwMzNlODk5NGQ3MTFiNWI6aDpUOk4>
>
> Old Reflector
> https://groups.google.com/a/isocpp.org/forum/#!newtopic/sg19
> <https://protect.checkpoint.com/v2/___https://groups.google.com/a/isocpp.org/forum/%23!newtopic/sg19___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo2ZmM2OjczODM4ZmYzZjdkMzJiNjIzZmE3ZjRmZGJmY2EyZTBmMTViZWI2YzdiNDJlNWM0ZDc1N2MzY2FhMzRjMDM0YmE6aDpUOk4>
> <https://groups.google.com/a/isocpp.org/forum/?fromgroups=#!forum/sg14
> <https://protect.checkpoint.com/v2/___https://groups.google.com/a/isocpp.org/forum/?fromgroups=%23!forum/sg14___.YzJ1OnNhc2luc3RpdHV0ZTpjOm86ZDc5NjE0ZGZjN2I3YzE5YzU2NTVlMDA2N2JmODE4MTA6Njo3ZGM3OjcxNDFlYzFiYmVlODc3ZDliM2MxZTI4NzBhMGRkNDEzZmExNDczNTQ3YmM0ZTBmMzBkNWUwZmM3NGZmYmUzOTc6aDpUOk4>
> >
>
> Code and proposal Staging area
>
> 4. Review
>
> 4.1 Review and approve resolutions and issues [e.g., changes to SG's
> working draft]
>
> 4.2 Review action items (5 min)
>
> 5. Closing process
>
> 5.1 Establish next agenda
>
>
> 5.2 Future meeting
> * Jan 11, 2024 02:00 PM ET: Graph DONE
> * Feb 8, 2024 02:00 PM ET: Graph DONE
> * Mar 14, 2024 02:00 PM ET: Cancelled due to Tokyo 3-18-23
> * Apr 11, 2024 02:00 PM ET: Stats/Graph DONE
> * May 9, 2024 02:00 PM ET: Graph DONE
> * June 13, 2024 02:00 PM ET: Graph; St.louis 6-24-29 DONE
> * July 11, 2024 02:00 PM ET: Stats
> * Aug 15, 2024 02:00 PM ET: Graph
> * Sep 12, 2024 02:00 PM ET: CPPCON Sept 15-20 so cancelled
> * Oct 10, 2024 02:00 PM ET: Stats
> * Nov 14, 2024 02:00 PM ET: Cancelled Wroclaw F2F
> * Dec 12, 2024 02:00 PM ET: Graph
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Received on 2024-08-08 13:56:22